Smallpox

Smallpox Vaccine

Using the MedAlerts search engine, as of September 30, 2015 there had been 824 serious adverse events reported to the Vaccine Adverse Events Reporting System (VAERS) in connection with smallpox-containing vaccines since 1990. Over 80% of those serious smallpox vaccine-related adverse events occurring in adults 17-44 years of age. Of these smallpox-vaccine related adverse event reports to VAERS, 16 were deaths, with over half of the deaths occurring in adults 17-44 years of age.